If someone is 'too hip to function' it means they think they are so cool they somehow have to show this off in every oppourtunity. They are 'too hip' to function like a normal person.
Why does he always wear sunglasses at night?
Guy: He can't take them off 'cos he's "too hip to function."
Guy: He can't take them off 'cos he's "too hip to function."
by bLUEJSK January 16, 2011